[PATCH] ASoC: da7218: fix boolreturn.cocci warnings

[kbuild test robot]

sound/soc/codecs/da7218.c:3214:9-10: WARNING: return of 0/1 in function 'da7218_volatile_register' with return type bool

 Return statements in functions returning bool should use
 true/false instead of 1/0.
Generated by: scripts/coccinelle/misc/boolreturn.cocci

CC: Adam Thomson <Adam.Thomson.Opensource@xxxxxxxxxxx>
Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
---

 da7218.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/sound/soc/codecs/da7218.c
+++ b/sound/soc/codecs/da7218.c
@@ -3211,9 +3211,9 @@ static bool da7218_volatile_register(str
 	case DA7218_HPLDET_TEST:
 	case DA7218_EVENT_STATUS:
 	case DA7218_EVENT:
-		return 1;
+		return true;
 	default:
-		return 0;
+		return false;
 	}
 }
 
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